Getting Ready for the Next Section
125. 1
127. −2
129. 49
131. 32–√
133. f−1(x)=x−43; Domain and range of f−1 are (−∞, ∞).
135. f−1(x)=x2, x≥0; Domain and range of f−1 are [0, ∞).
137. f−1(x)=1+1x; Domain of f−1 =(−∞, 0)∪(0, ∞); range of f−1 =(−∞, 1)∪(1, ∞).
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